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I reimplemented the Pi agent in Rust: 10 faster startup, 7 less memory

This story is from 2026-10-01. It is preserved in the archive; the latest stories are on the live feed.

I've been learning about the Pi agent and decided to rewrite it in Rust. Now that I've finished a lot of the work, I'd like to show how much faster Rust (rpi) is than TypeScript (Pi). Here are the results: Metric rpi (Rust) Pi (TypeScript) Difference --version 17.5 ms 169.5 ms 9.7× faster Cold star…

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  1. 2026-10-01 11:36 · DEV Community — AI
    I reimplemented the Pi agent in Rust: 10 faster startup, 7 less memory

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